04
May
It is prohibited to use steel wire rope as ground cable as welding；
It is prohibited to change any performance characteristic of mechanical and electrical elements；
It is prohibited to modify and re-set safety device without permission；
...
03
May
Operators have to read the instruction manual of overhead crane carefully, especially parts referring to safety protection ...
02
May
Frequency converter of overhead crane is not suitable for any condition, to use it, you must learn more about load, environmental demand and frequency converter itself. ...
23
April
Crane span structure of overhead crane is made up of main girder, end beam, walking platform, electric conduction frame, cabin, crane guide wire frame, railing, ladder and other parts. ...
22
April
1. As maintaining the overhead crane, the operator must directly confirm that the frequency converter input power supply is in the state “cut off” ...
11
April
1. we should read the relevant technology documents, installing drawings and relevant material earnestly before installing . ...
11
April
1. we should read the relevant technology documents, installing drawings and relevant material earnestly before installing . ...
11
April
1. technology preparation of gantry crane
1.1 we should read the relevant technology documents, installing drawings and relevant material earnestly before installing .
...
11
April
QD type electric overhead crane takes PLC as main control device, main motor driving motions use AC frequency conversion speed control technology, which make the crane realize soft start and stop in all conditions. In addition, wireless remote device provides convenient operation mode for users. ...
10
April
Electric double girder overhead crane, lifting mechanism is winch mechanism, crane span structure is of box type double girder, and main girder and end beam are connected by bolts. The overhead crane is suitable for overhauling, assembling and handling objects in machine shop, warehouse, stock yard and hydropower station with light and medium workin ...
10
April
The instruction manual refers to basic information for equipment transportation, installation, operation, maintenance and other aspects. Some safety rules are specially focused. ...
09
April
1、all the staff should be trained strictly and go to work after qualified(welder, lifting worker and operator). ...
05
April
crane rail installing-----crane travling mechanism and lifting trolley assembly on the ground ------bridge frame assembly on the ground -----bridge frame and crane travling mechanism assembly on the ground ------bridge frame hoisting -----lifting trolley hoisting -----electrical system and other auxiliary facilities hoisting. ...
05
April
before casting foundation concrete of bridge girder launcher, we should check the basement, mainly check the horizontal place of basement, ...
04
April
HZQ40/160 walking type bridge girder launcher is a new model launching gantry which designed by ZZHZ. The foundation must be done well before erecting girder: ...
04
April
CD1 and MD1 series wire rope electric hoist of gantry crane are improved ones on the basis of the original CD and MD. They are widely used and very popular among users because of their characteristics of tight structure, smart body, safety and reliability, common-used parts, well changeable property, strong lifting capacity as well as convenient mai ...
03
April
Nowadays , the common frequency of gantry crane adopts the newest semiconductor device to manufacture the electronic product with control power equipment. ...
03
April
In order to improve the working efficiency of gantry crane, ZZHZ will install the electric hoist according to the customers’ requirements. It is consist of motor, transmission gear, drum and steel rope. There are four types according to the different place of motor and drum. ...
31
March
The foundation of electric winch and hoist is almost same, but there are some difference as following: ...
30
March
The winch of gantry crane is the electric motor as driving force via the driving gear to make the drum rotating which with the heavy lifting capacity, rapid speed, and light and convenient operating and high safety and widely using. So the operator must be familiar with the winches’ parts. ...
Products Categories
- Gantry Crane
- Bridge Girder Launcher
- Movable Support System
- Overhead Crane
- Shotcreting Machine
- Cinder Scraper
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